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Question
a wire of resistivity is streched 3 times its original length. what would be its new resistivity?
a wire of resistivity is streched 3 times its original length. what would be its new resistivity?
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Solution
Resistivity is the proprty of the material...
it does not depend on other factors.
Resistance will change.But resistivity of the material remains same.
it does not depend on other factors.
Resistance will change.But resistivity of the material remains same.
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